1 Kings 12:20
When all Israel heard that Jeroboam had returned, they summoned him to the assembly and made him king over all Israel. Only the tribe of Judah followed the house of David.

1 Kings 12:21-24
And when Rehoboam arrived in Jerusalem, he mobilized the whole house of Judah and the tribe of Benjamin—180,000 chosen warriors—to fight against the house of Israel and restore the kingdom to Rehoboam son of Solomon. / But the word of God came to Shemaiah the man of God: / “Tell Rehoboam son of Solomon king of Judah, all the house of Judah and Benjamin, and the rest of the people ...

2 Chronicles 13:3
Abijah went into battle with an army of 400,000 chosen men, while Jeroboam drew up in formation against him with 800,000 chosen and mighty men of valor.

2 Chronicles 13:17
Then Abijah and his people struck them with a mighty blow, and 500,000 chosen men of Israel fell slain.

2 Chronicles 14:8
Asa had an army of 300,000 men from Judah bearing large shields and spears, and 280,000 men from Benjamin bearing small shields and drawing the bow. All these were mighty men of valor.

2 Chronicles 17:14-18
These are their numbers according to the houses of their fathers: From Judah, the commanders of thousands: Adnah the commander, and with him 300,000 mighty men of valor; / next to him, Jehohanan the commander, and with him 280,000; / and next to him, Amasiah son of Zichri, the volunteer for the LORD, and with him 200,000 mighty men of valor. ...

2 Chronicles 18:3
Ahab king of Israel asked Jehoshaphat king of Judah, “Will you go with me against Ramoth-gilead?” And Jehoshaphat replied, “I am as you are, and my people are your people; we will join you in the war.”

2 Chronicles 19:2
Jehu son of Hanani the seer went out to confront him and said to King Jehoshaphat, “Should you help the wicked and love those who hate the LORD? Because of this, the wrath of the LORD is upon you.

2 Chronicles 20:35-37
Later, Jehoshaphat king of Judah made an alliance with Ahaziah king of Israel, who acted wickedly. / They agreed to make ships to go to Tarshish, and these were built in Ezion-geber. / Then Eliezer son of Dodavahu of Mareshah prophesied against Jehoshaphat, saying, “Because you have allied yourself with Ahaziah, the LORD has destroyed your works.” So the ships were wrecked and were unable to sail to Tarshish.

2 Chronicles 21:4
When Jehoram had established himself over his father’s kingdom, he strengthened himself by putting to the sword all his brothers along with some of the princes of Israel.

2 Chronicles 23:1
Then in the seventh year, Jehoiada strengthened himself and made a covenant with the commanders of hundreds—with Azariah son of Jeroham, Ishmael son of Jehohanan, Azariah son of Obed, Maaseiah son of Adaiah, and Elishaphat son of Zichri.

2 Chronicles 24:23-24
In the spring, the army of Aram went to war against Joash. They entered Judah and Jerusalem and destroyed all the leaders of the people, and they sent all the plunder to their king in Damascus. / Although the Aramean army had come with only a few men, the LORD delivered into their hand a very great army. Because Judah had forsaken the LORD, the God of their fathers, judgment was executed on Joash.

2 Chronicles 28:6-8
For in one day Pekah son of Remaliah killed 120,000 valiant men in Judah. This happened because they had forsaken the LORD, the God of their fathers. / Zichri, a mighty man of Ephraim, killed Maaseiah the son of the king, Azrikam the governor of the palace, and Elkanah the second to the king. / Then the Israelites took 200,000 captives from their kinsmen—women, sons, and daughters. They also carried off a great deal of plunder and brought it to Samaria.

2 Chronicles 30:1
Then Hezekiah sent word throughout all Israel and Judah, and he also wrote letters to Ephraim and Manasseh inviting them to come to the house of the LORD in Jerusalem to keep the Passover of the LORD, the God of Israel.

2 Chronicles 35:20-22
After all this, when Josiah had set the temple in order, Neco king of Egypt marched up to fight at Carchemish by the Euphrates, and Josiah went out to confront him. / But Neco sent messengers to him, saying, “What is the issue between you and me, O king of Judah? I have not come against you today, but I am fighting another dynasty, and God has told me to hurry. So stop opposing God, who is with me, or He will destroy you!” / Josiah, however, did not turn away from him; instead, in order to engage him in battle, he disguised himself. He did not listen to Neco’s words from the mouth of God, but went to fight him on the Plain of Megiddo.